LOS ANGELES – CIRCA 1977: Singer songwriter Andrew Gold performs live circa 1977 in Los Angeles, California. (Photo by Michael Ochs Archives/Getty Images)
Randy Meisner, Bernie Leadon, Glenn Frey and Don Henley of The Eagles pose for a group portrait in London in 1973. (Photo by Gijsbert Hanekroot/Redferns)
NEW HAVEN, CONNECTICUT – 25th AUGUST: Toni Tennille from American pop duo Captain & Tennille performs live on stage in New Haven, Connecticut on 25th August 1975. (Photo by Fin Costello/Redferns)
American soft rock duo Seals and Crofts performing live on stage circa 1972. They are Dash Crofts (left) and Jim Seals. (Photo by Michael Putland/Getty Images)
Guitarists Patrick Simmons (left) and Tiran Porter performing with American rock group The Doobie Brothers at the Rainbow Theatre, London, 31st January 1974. (Photo by Michael Putland/Getty Images)
The pop group 'Pilot' pictured here beside the famous supersonic airliner Concorde at RAF Fairford near Bristol January 1975. (Photo Daily Mirror/Mirrorpix/Getty Images)
